// Lightweight CRDT-like delta structure and merge utility
#ifndef DELTA_CRDT_H
#define DELTA_CRDT_H

typedef struct DeltaCRDT {
  unsigned long version;
  double value_delta;
} DeltaCRDT;

// Merge two deltas by choosing the one with the higher version.
static inline void crdt_merge(const DeltaCRDT* a, const DeltaCRDT* b, DeltaCRDT* out) {
  if (!a || !b || !out) return;
  if (a->version >= b->version) {
    *out = *a;
  } else {
    *out = *b;
  }
}

#endif